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Welcome to our M4 traffic search page.

The traffic news and updates for the M4 motorway are updated by the minute during the day and overnight to help you find the latest M4 traffic news for today.

We feature M4 traffic news relevant to today, current M4 traffic reports and updates.

Information about M4 roadworks.

Information about the latest congestion on the M4 that could delay your journey down the M4 motorway.

M4 accidents, incidents and other delays.

Thank you for using M4Traffic.co.uk we do our best to feature the latest M4 motorway news to help you avoid the congestion and delays using the M4.

Come regularly to see our latest M4 updates!

39 M4 Traffic News Updates

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m4 traffic news updateM4 westbound between J12 and J13 | Westbound | Road Works
Thu, 14 May 2026 10:32:29 GMT

M4 Roadworks

Location : The M4 westbound between junctions J12 and J13 . Lane Closures : Lane three will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026. Lanes Closed : There will be one of three lanes closed.
 
m4 traffic news updateM4 eastbound between J13 and J12 | Eastbound | Road Works
Thu, 14 May 2026 10:32:29 GMT

M4 Roadworks

Location : The M4 eastbound between junctions J13 and J12 . Lane Closures : Lane three will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026. Lanes Closed : There will be one of three lanes closed.
 
m4 traffic news updateM4 eastbound between J13 and J12 | Eastbound | Congestion
Thu, 14 May 2026 10:26:23 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J13 and J12 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 11:30 and 11:45 on 14 May 2026. Delay : There are currently delays of 30 minutes against expected traffic.
 
m4 traffic news updateM4 westbound at the Leigh Delamere services between J17 and J18 | Westbound | RoadOrCarriagewayOrLaneManagement
Thu, 14 May 2026 10:24:09 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J17 and J18 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Road Management. Status : Currently Active. Time To Clear : The event is expected to clear between 12:45 and 13:00 on 14 May 2026. Return To Normal : Normal traffic conditions are expected between 13:00 and 13:15 on 14 May 2026. Delay : There are currently delays of 10 minutes against expected traffic. Lanes Closed : There is one of three lanes closed. Previous R...
 
m4 traffic news updateM4 eastbound between J18 and J17 | Eastbound | RoadOrCarriagewayOrLaneManagement
Thu, 14 May 2026 09:04:10 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J18 and J17 . Reason : Road Management. Status : Currently Active. Time To Clear : The event is expected to clear between 11:30 and 11:45 on 14 May 2026. Return To Normal : Normal traffic conditions are expected between 11:30 and 11:45 on 14 May 2026. Lanes Closed : There are lane closures.
 
m4 traffic news updateM4 westbound at the Leigh Delamere services between J17 and J18 | Westbound | Congestion
Thu, 14 May 2026 09:02:43 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J17 and J18 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 10:00 and 10:15 on 14 May 2026. Cause : Accident involving an overturned vehicle. Delay : There are currently delays of 20 minutes against expected traffic.
 
m4 traffic news updateM4 westbound between J17 and J18 | Westbound | Congestion
Thu, 14 May 2026 08:53:08 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J17 and J18 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:45 and 10:00 on 14 May 2026. Cause : Accident involving an overturned vehicle. Delay : There are currently delays of 15 minutes against expected traffic.
 
m4 traffic news updateM4 westbound at the Leigh Delamere services between J17 and J18 | Westbound | Congestion
Thu, 14 May 2026 08:37:46 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J17 and J18 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:45 and 10:00 on 14 May 2026. Cause : Accident involving an overturned vehicle. Delay : There are currently delays of 20 minutes against expected traffic.
 
m4 traffic news updateM4 westbound at the Leigh Delamere services between J17 and J18 | Westbound | Overturned Vehicle
Thu, 14 May 2026 08:23:11 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J17 and J18 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Accident involving an overturned vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 10:30 and 10:45 on 14 May 2026. Return To Normal : Normal traffic conditions are expected between 10:30 and 10:45 on 14 May 2026. Lanes Closed : There is one of three lanes closed.
 
m4 traffic news updatelink road from M5 J15 southbound to M4 J20 eastbound | Eastbound | Congestion
Thu, 14 May 2026 08:10:32 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound entry slip at junction J20 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:15 and 09:30 on 14 May 2026. Delay : There are currently delays of 10 minutes against expected traffic.
 
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